6122 search results - page 877 / 1225 » Securing network access in wireless sensor networks |
229
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GLOBECOM
2006
IEEE
16 years 1 months ago
2006
IEEE
— Fixed relays are expected to be a part of future infrastructure-based wireless networks. Besides coverage extension, such relays can form advanced architectures due to the fle...
191
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INFOCOM
2008
IEEE
16 years 2 months ago
2008
IEEE
—As mobile nodes roam in a wireless network, they continuously associate with different access points and perform handoff operations. However, these handoffs can potentially incu...
219
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WIOPT
2006
IEEE
16 years 1 months ago
2006
IEEE
— In this paper we investigate the limiting properties, in terms of capacity and delay, of an ad hoc network employing a topology-transparent scheduling scheme. In particular, we...
215
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SIGCOMM
1997
ACM
15 years 11 months ago
1997
ACM
The floor acquisition multiple access (FAMA) discipline is analyzed in networks with hidden terminals. According to FAMA, control of the channel (the floor) is assigned to at mo...
271
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CISS
2008
IEEE
15 years 9 months ago
2008
IEEE
Cognitive radios permit dynamic control of physical layer resources such as transmission power and constellation size; these degrees of freedom can be employed to achieve significa...